If a researcher was interested in the average VO2 max of athletes who have run 1500 m in under 4 minutes, which of the following would be the most appropriate for a sample group?
A. All athletes who have run 1500 m in under 4 minutes during the 2012 season
B. All athletes who have run 1500 m in under 4 minutes
C. All athletes who compete in middle-distance track events
D. All athletes who competed in middle-distance track events during the 2012 season
Answer: A
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Indicate whether this statement is true or false.
The mean is an appropriate measure of central tendency for all of the following EXCEPT ______.
A. data that are normally distributed B. data that are on an interval or ratio scale C. data in which the mean, median, and mode are equal D. data that are skewed
Examples of quasi-experimental designs include ___________________.
a. interrupted time-series
b. comparison group or nonequivalent control group design
c. regression-discontinuity design
d. case studies for causal purposes
What leadership theories, as mentioned in the text, have vision as a key component?
a. transformational and servant leadership b. servant leadership and path goal theory c. transformational and charismatic leadership d. charismatic and servant leadership